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BCMB20002 Biochemistry > Amino Acids > Flashcards

Amino Acids Flashcards

1
Q

Alanine

A 
ala
A
Methyl Group
Non polar
Hydrophobic
Aliphatic
Common
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2
Q

Arginine

A 
arg
R
Guanidinium group
Polar
Charged (+)
Hydrophillic
Basic (pka 12)
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3
Q

Asparagine

A 
asn
N
Carboxamide group
Polar
Neutral charge
Hydrophillic 
Sometimes glycosylated
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4
Q

Aspartic Acid/Aspartate

A 
asp
D
Carboxylate group
Polar
Charged (-)
Hydrophillic
Acidic (pka 3.5)
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5
Q

Cysteine

A 
cys
C
Thiol group
Ionisable (pka 8.5)
Oxidation to form disulphide bonds between polypeptides
Rare
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6
Q

Glutamine

A 
gln
Q
Carboxamide group
Polar
Neutral Charge
Hydrophillic
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7
Q

Glutamic Acid/Glutamate

A 
glu
E
Carboxylate group
Polar
Charged (-)
Hydrophillic
Acidic (pka 4.5)
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8
Q

Glycine

A 
gly
G
No R group
Non-polar
Hydrophobic 
Common
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9
Q

Histidine

A 
his
H
Imidazole group
Polar
Charged (+)
Basic (pka 6) - easily protonated or de protonated
Rare
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10
Q

Isoleucine

A 
ile
I
Methyl group 
Non-polar
Hydrophobic
Aliphatic
Branched Chain
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11
Q

Leucine

A 
leu
L
Methyl Group
Non-polar
Hydrophobic
Aliphatic
Branched Chain
Common
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12
Q

Lysine

A 
lys
K
Primary Amine group
Polar
Charged (+)
Hydrophillic
Basic (pka 10.5)
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13
Q

Methionine

A 
met
M
Methyl  (thio-ether) group
Hydrophobic
Aliphatic
Uncharged
Rare
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14
Q

Phenylalanine

A 
phe
F
Phenyl group
Hydrophobic
Aromatic
Non-polar
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15
Q

Proline

A 
pro
P
Pyrrolidine group
Non polar
Hydrophobic 
Cyclic, non aromatic R group
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16
Q

Serine

A 
ser
S
Hydroxyl group 
Polar
Neutral charge
Hydrophillic
Aliphatic hydroxy 
Sometimes glycosylated and phosphorylated
17
Q

Threonine

A 
thr
T
Hydroxyl and methyl group
Polar
Neutral charge
Hydrophillic
Aliphatic hydroxy 
Sometimes glycosylated and phosphorylated
18
Q

Tryptophan

A 
trp
W
Indole group
Non-polar
Hydrophobic
Aromatic
Absorb UV light (fluro probe) 
Rare
19
Q

Tyrosine

A 
tyr
Y
Phenol group
Non-polar
Hydrophobic
Aromatic
Ionisiabke (pka 10) 
Absorb UV light
Sometimes phosphorylated
20
Q

Valine

A 
val
V
Methyl group 
Non-polar
Hydrophobic
Aliphatic
Branched Chain

BCMB20002 Biochemistry (7 decks)

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